package com.guage.producter.utils;

import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;

import java.io.IOException;
import java.io.InputStream;

public class MybatisUtil {
    private static SqlSessionFactory sqlSessionFactory;

    static {
        String mybatisConfig="mybatis-config.xml";
        try {
            InputStream inputStream = Resources.getResourceAsStream(mybatisConfig);
            sqlSessionFactory = new SqlSessionFactoryBuilder().build(inputStream);

        } catch (IOException e) {
            throw new RuntimeException(e);
        }


    }
    public static SqlSession oppenSession()
    {
         SqlSession sqlSession=null;
        if(sqlSession==null)
        {
            sqlSession=sqlSessionFactory.openSession();
        }
        return sqlSession;
    }
}
